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  • Antithrombin III Activity (AT III ACT)

Antithrombin III Activity (AT III ACT)

Tube Type

Test ID   LAB311
EPIC Order
  ANTITHROMBIN III
CPT Code(s)   85300
Group/Individual Test   Individual
Laboratory   Core Laboratory
Tube Station   30 Routine: 888 STAT
Specimen Routine: 2.7 mL blood/light blue top;See Comments for additional information
  Pediatric: 1.8 mL blood pediatric light blue top tube; see Comments
Stability
Unspun: 4 hours
Room temperature: 4 hours
Refrigerator:NO
Frozen: 6 months
Availability Routine: 24 hours/day
  STAT: YES
Turnaround Time   Stat 1 hr; Routine 2 hrs
Reference Range Normal: 83-123% of normal
  Critical: <46% of normal

Internal Reference Testing Specimen Handling Instructions:

Platelet Poor; Aliquot and Freeze within 4 hours.

Comments Deliver Immediately

Reviewed by gloria_crawford on June 16, 2016

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514

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